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cse.c (memory_extend_rtx): Remove. 

* cse.c (memory_extend_rtx): Remove.
        (cse_main): Don't set it.
        (cse_insn): Use a local buffer instead.

From-SVN: r89765
This commit is contained in:
Richard Henderson 2004-10-28 09:26:25 -07:00 committed by Richard Henderson
parent f3df954136
commit 9d80ef7c82
2 changed files with 9 additions and 13 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2004-10-28 Richard Henderson <rth@redhat.com>
* cse.c (memory_extend_rtx): Remove.
(cse_main): Don't set it.
(cse_insn): Use a local buffer instead.
2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
* profile.c (branch_prob): Call to init_edge_profiler added.

16
gcc/cse.c
View File

@ -400,12 +400,6 @@ static int recorded_label_ref;
static int do_not_record;
#ifdef LOAD_EXTEND_OP
/* Scratch rtl used when looking for load-extended copy of a MEM. */
static rtx memory_extend_rtx;
#endif
/* canon_hash stores 1 in hash_arg_in_memory
if it notices a reference to memory within the expression being hashed. */
@ -5154,10 +5148,13 @@ cse_insn (rtx insn, rtx libcall_insn)
&& MEM_P (src) && ! do_not_record
&& LOAD_EXTEND_OP (mode) != UNKNOWN)
{
struct rtx_def memory_extend_buf;
rtx memory_extend_rtx = &memory_extend_buf;
enum machine_mode tmode;
/* Set what we are trying to extend and the operation it might
have been extended with. */
memset (memory_extend_rtx, 0, sizeof(*memory_extend_rtx));
PUT_CODE (memory_extend_rtx, LOAD_EXTEND_OP (mode));
XEXP (memory_extend_rtx, 0) = src;
@ -6675,13 +6672,6 @@ cse_main (rtx f, int nregs, FILE *file)
reg_eqv_table = xmalloc (nregs * sizeof (struct reg_eqv_elem));
#ifdef LOAD_EXTEND_OP
/* Allocate scratch rtl here. cse_insn will fill in the memory reference
and change the code and mode as appropriate. */
memory_extend_rtx = gen_rtx_ZERO_EXTEND (VOIDmode, NULL_RTX);
#endif
/* Reset the counter indicating how many elements have been made
thus far. */
n_elements_made = 0;